8. jeremy is looking at two different lawncare companies to weed and mulch his
flower beds. greenscape lawncare offers to charge $100 for the mulch plus
$12 per hr for the labor. d& j landscape offers to charge $23 per hr for the job
including the mulch. what is the minimum number of hours the job could be
for d & j landscape to have the better deal?

The blue whale is the largest animal living on the earth. the average blue whale measures 100 feet long (30 meters) and weighs 300,000 pounds (136,000 kilograms). a whale’s head is 1⁄3 of the length of its body. a new baby whale is 1⁄4 the length of a grown whale. the average man is 1⁄17 the length of a blue whale, and 1⁄1,818 its weight. a human baby measures 1⁄4 of the length of an adult. calculate the following information: how long is a whale’s head? how long is a new baby whale? how tall is the average man? how much does the average man weigh? how tall is the average human baby?

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

The area of a circle is equal to 1 dm². find the radius of the circle.